226215056 has 40 divisors (see below), whose sum is σ = 465097464. Its totient is φ = 106219520.

The previous prime is 226215049. The next prime is 226215061. The reversal of 226215056 is 650512622.

226215056 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 614656 + 225600400 = 784^2 + 15020^2 .

It is a super-2 number, since 2×226215056² = 102346503122166272, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 222806 + ... + 223818.

Almost surely, 2^226215056 is an apocalyptic number.

It is an amenable number.

226215056 is an abundant number, since it is smaller than the sum of its proper divisors (238882408).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

226215056 is a wasteful number, since it uses less digits than its factorization.

226215056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1859 (or 1853 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 29.

The square root of 226215056 is about 15040.4473337730. The cubic root of 226215056 is about 609.3130814527.

Adding to 226215056 its reverse (650512622), we get a palindrome (876727678).

The spelling of 226215056 in words is "two hundred twenty-six million, two hundred fifteen thousand, fifty-six".